NAVYPEDIA

Ships

Name	No	Yard No	Builder	Laid down	Launched	Comp	Fate
U139 Kapitänleutnant Schwieger		300	Germaniawerft, Kiel	1916	3.12.1917	5.1918	to France 11.1918 (Halbronn)
U140 Kapitänleutnant Weddigen		301	Germaniawerft, Kiel	1916	4.11.1917	3.1918	to USA 2.1919
U141		302	Germaniawerft, Kiel	1916	9.1.1918	6.1918	to United Kingdom 11.1918

Technical data

Displacement standard, t
Displacement normal, t	1930 / 2483
Length, m	92.0
Breadth, m	9.12
Draught, m	5.27
No of shafts	2
Machinery	U139: 2 Germania diesels (3300) + 1 MAN-Brown Boveri diesel (450) / 2 AEG electric motors U140, 141: 2 MAN diesels (3500) + 1 MAN-Brown Boveri diesel (450) / 2 AEG electric motors
Power, h. p.	U139: 3300+450=3750 / 1780 U140, 141: 3500+450=3950 / 1780
Max speed, kts	U139: 15.3 / 7.6 U140, 141: 15.8 / 7.6
Fuel, t	U139: diesel oil 386 U140, 141: diesel oil 393
Endurance, nm(kts)	U139: 12630(8) / 53(4.5) U140, 141: 17750(8) / 53(4.5)
Armament	U139: 2 x 1 - 149/42 TK L/45 C/16, 6 - 500 TT (4 bow, 2 stern, 19 - 24) U140, 141: 2 x 1 - 149/42 TK L/45 C/16, 2 x 1 - 88/27 TK L/30 C/08, 6 - 500 TT (4 bow, 2 stern, 19 - 24)
Complement	62
Diving depth operational, m	75

Standard scale images

Project history

War order N. Double-hulled. They had a diving time of 40 seconds. 'Project 46'. These large ocean-going cruiser-type submarines were built by Germaniawerft. They had some protective plating (30mm on the CT and 25mm on the ammunition trunking).

Modernizations

None.

Naval service

No significant events.